OpenTechnical

OT-2026-000035463

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000035463) never changes.

Identity and time

Publication numberOT-2026-000035463 · never reused
Internal UUID01a0ae76-a762-7fd0-b2f4-cdf4aa38544f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:26.834147Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035463
StatusPUBLIC

Content hashes

Canonical text859cb3d52a0626fd678c0a863e18efc98c01c494822f538685af914bc8f6cd1d
Markdown0160c2fdc33093e63cbc2d877585c18226b915f4e02ec63759dfad5f3534d048
PDF
Publication page2743af5da740d760a3e963e0d4a4e617dc64bbfde6ea1d3f53b48aad90f01599
Manifest43441bb6616163cea53d2556c073d070ef341724d5cb76e906c0b60f0dc3b7df

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureN/SzRzSxBkYNN7ZH3Vc4aMtJKGf+Qb1DFBjxAHXdJbdGdofTzk1Pd+9hIETN96jMcZxyZusxsK9REMDYrvNSAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:51.381285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035463
observed 2743af5da740d760a3e963e0d4a4e617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:51.363328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035463/manifest.json
observed 43441bb6616163cea53d2556c073d070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:51.344334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035463/publication.md
observed 0160c2fdc33093e63cbc2d877585c182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:51.327961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035463/publication.txt
observed 859cb3d52a0626fd678c0a863e18efc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.